Instruction Manual

Rockwell Automation Publication 20D-PM001C-EN-P - July 2013 47
Programming and Parameters Chapter 2
177 Setpt 2 Limit
Creates a tolerance - hysteresis band around the value in Par 176 [Setpt2 TripPoint].
For positive setpoints:
• Turn-on level = TripPoint
• Turn-off level = TripPoint - Limit.
For negative setpoints:
• Turn-on level = TripPoint
• Turn-off level = TripPoint + Limit.
Default:
Min/Max:
Units:
0.0100
0.0000/0.5000
P. U .
Y
RW Real
178 PI TP Sel
Enter or write a value to select Process Control PI data displayed by Par 179 [PI TP Data].
The values for options 1 & 8 were changed to “Reserved” for firmware version 2.004.
Default:
Options:
0 =
0 =
1 =
2 =
3 =
4 =
5 =
6 =
“Zero”
“Zero” 7 = “Status Hold”
“Reserved” 8 = “Reserved”
“LPF Output” 9 = “Reset Status”
“P Gain Term” 10 = “Time Axis En”
“Reg Output” 11 = “Enbl Status”
“On Intg Lim” 12 = “Out Max Lim”
“On Out Limit” 13 = “Out Min Lim”
179 PI TP Data
Displays the data selected by Par 178 [PI TP Sel].
Default:
Min/Max:
Units:
0.0000
-/+8.0000 P.U.
P. U .
RO Real
180 PI Output
The final output of the Process Control regulator. A value of 1 can represent either base motor speed, motor rated
torque, or 100% for some external function.
Default:
Min/Max:
Units:
0.0000
-/+8.0000 P.U.
P. U .
RO Real
181 PI Reference
The reference input for the process control regulator. A value of 1 can represent either base motor speed, motor
rated torque, or 100% for some external function.
Default:
Min/Max:
Units:
0.0000
-/+8.0000 P.U.
P. U .
Y
RW Real
182 PI Feedback
The feedback input for the process control regulator. A value of 1 can represent either base motor speed, motor
rated torque, or 100% for some external function.
Default:
Min/Max:
Units:
0.0000
-/+8.0000 P.U.
P. U .
Y
RW Real
183 PI Error
Displays the error of the process trim reference minus the process trim feedback.
Default:
Min/Max:
Units:
0.0000
-/+8.0000 P.U.
P. U .
RO Real
184 PI Lpass Filt BW
Sets the bandwidth of a single pole filter applied to the error input of the Process Control regulator. The input to
the filter is the difference between Par 181 [PI Reference] and Par 182 [PI Feedback]. The output of this filter is
used as the input to the process control regulator.
Default:
Min/Max:
Units:
0.0000
0.0000/500.0000
rad/s
Y
RW Real
185 PI Preload
Presets the integrator of the Process Control regulator.
Default:
Min/Max:
Units:
0.0000
-/+8.0000 P.U.
P. U .
Y
RW Real
186 PI Prop Gain
Controls the proportional gain of the Process Control regulator. If the proportional gain is 1.0, the regulator output
e q u a ls 1 P. U. f or 1 P. U. e r r or.
Default:
Min/Max:
8.0000
0.0000/200.0000
Y
RW Real
187 PI Integ Time
Controls the integral gain of the Process Control regulator. If the integrator time is 1.0, the regulator output equals
1 P.U. in 1 second for 1 P.U. error.
Default:
Min/Max:
Units:
8.0000
0.0000/4000.0000
/s
Y
RW Real
188 PI Integ HLim
The high limit of the integral gain channel for the Process Control regulator. A value of 1 can represent either base
motor speed, motor rated torque, or 100% for some external function.
Default:
Min/Max:
Units:
0.1000
0.0000/8.0000
P. U .
Y
RW Real
189 PI Integ LLim
The low limit of the integral gain channel for the Process Control regulator. A value of 1 can represent either base
motor speed, motor rated torque, or 100% for some external function.
Default:
Min/Max:
Units:
-0.1000
-8.0000/0.0000
P. U .
Y
RW Real
190 PI Integ Output
Displays the output value of the integral channel of the Process Control regulator. A value of 1 can represent either
base motor speed, motor rated torque, or 100% for some external function.
Default:
Min/Max:
Units:
0.0000
-/+8.0000 P.U.
P. U .
RO Real
191 PI High Limit
The high limit of the Process Control regulator output. A value of 1 can represent either base motor speed, motor
rated torque, or 100% for some external function.
Default:
Min/Max:
Units:
0.1000
0.0000/8.0000
P. U .
Y
RW Real
192 PI Lower Limit
The low limit of the Process Control regulator output. A value of 1 can represent either base motor speed, motor
rated torque, or 100% for some external function.
Default:
Min/Max:
Units:
-0.1000
-8.0000/0.0000
P. U .
Y
RW Real
196 ParamAccessLevel
The value of this parameter establishes the level of parameter access for the Human Interface Module (HIM).
• Value 0 - Basic grants access to the minimum number of parameters
• Value 1 - Advanced grants access to a larger group of parameters
Default:
Options:
0 =
0 =
1 =
“Basic”
“Basic”
“Advanced”
RW 16-bit
Integer
201 Language
Selects the display language when using an LCD HIM. Currently, only option 0 - “English” is available.
Default:
Options:
0 =
0 =
1 =
“English”
“English”
“Alt Language”
RW 16-bit
Integer
No. Name
Description
Values
Linkable Read-Write Data Type